<!--  -->
<template>
  <el-container class="home-box">
    <el-header>
      <div class="name">
        <img src="../assets/heima.png" alt="" />
        <span>电商后台管理系统</span>
      </div>
      <el-button type="info" @click="logout">退出</el-button>
    </el-header>
    <el-container>
      <el-aside :width="isCollapse ? '64px' : '200px' ">
        <div class="collapseButton" @click="collapseClick">|||</div>
        <el-menu
          default-active="2"
          background-color="#333744"
          text-color="#fff"
          active-text-color="#409EFF"
          unique-opened
          :collapse='isCollapse'
          :collapse-transition='false'
          router
          :default-active='activePath'
        >
          <el-submenu :index="item.id+''" v-for="item in menuList" :key="item.id">
            <template slot="title">
              <i :class="iconList[item.id]"></i>
              <span>{{item.authName}}</span>
            </template>
            <el-menu-item :index="'/'+subItem.path" v-for="subItem in item.children" :key="subItem.id" @click="saveActivePath('/'+subItem.path)">
              <template slot="title">
                <i class="el-icon-menu"></i>
                <span>{{subItem.authName}}</span>
              </template>
            </el-menu-item>
          </el-submenu>

        </el-menu>
      </el-aside>
      <el-main>
        <router-view/>
      </el-main>
    </el-container>
  </el-container>
</template>

<script>
export default {
  name: 'Home',
  data () {
    return {
      menuList: [],
      iconList: {
        '125': 'iconfont icon-user',
        '103': 'iconfont icon-tijikongjian',
        '101': 'iconfont icon-shangpin',
        '102': 'iconfont icon-danju',
        '145': 'iconfont icon-baobiao'
      },
      isCollapse: false,
      activePath: ''
    }
  },

  components: {},

  methods: {
    logout () {
      window.sessionStorage.clear()
      this.$router.push('/login')
    },
    async getMenuList () {
      const { data } = await this.$http.get('menus')
      if (data.meta.status !== 200) return this.$message.error(data.meta.msg)
      this.menuList = data.data
      console.log(data)
    },
    collapseClick () {
      this.isCollapse = !this.isCollapse
    },
    saveActivePath (activePath) {
      window.sessionStorage.setItem('activePath', activePath)
      this.activePath = activePath
    }
  },
  created () {
    this.getMenuList()
    this.activePath = window.sessionStorage.getItem('activePath')
  }

}
</script>
<style scoped>
.home-box {
  height: 100%;
}
.el-header {
  background-color: #373d41;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #fff;
  font-size: 20px;
}
.el-header .name {
  display: flex;
  align-items: center;
}
.el-header .name span {
  margin-left: 15px;
}
.el-aside {
  background-color: #333744;
}
.el-menu{
  border-right: 0px;
}
.el-main {
  background-color: #eaedf1;
}
.collapseButton{
  background-color: #4a5064;
  font-size: 10px;
  line-height: 24px;
  color: #fff;
  text-align: center;
  letter-spacing: 0.2em;
  cursor: pointer;
}
</style>
